Method test_attrs

pandas/tests/internals/test_internals.py:368–371

(self)

class TestBlockManager:
    def test_attrs(self):
        mgr = create_mgr("a,b,c: f8-1; d,e,f: f8-2")
        assert mgr.nblocks == 2
        assert len(mgr) == 6

    def test_duplicate_ref_loc_failure(self):
        tmp_mgr = create_mgr("a:bool; a: f8")